2023 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions

2022 Washington Code 90.48.160 – Waste disposal permit–Required–Exemptions

2020 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions

2019 Washington Code 90.48.160

2018 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions

2016 Washington Code 90.48.160 – Waste disposal permit–Required–Exemptions

2015 Washington Code 90.48.160 – Waste disposal permit–Required–Exemptions

2014 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions

2013 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions

2009 Washington Code 90.48.160 – Waste disposal permit — Required — Exemptions